2558181

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 16

約数和(自身を含む): 3528000

約数和(自身を除く): 969819

約数列:

[1, 3, 59, 97, 149, 177, 291, 447, 5723, 8791, 14453, 17169, 26373, 43359, 852727, 2558181]

約数ペア:

[(1, 2558181), (3, 852727), (59, 43359), (97, 26373), (149, 17169), (177, 14453), (291, 8791), (447, 5723)]